Home / 89,724,000.80-134,586,001.20-29,145,850.40

Finding the Fourth Proportional to 89,724,000.80, 134,586,001.20 and 29,145,850.40

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Solution

The fourth proportional to 89,724,000.80, 134,586,001.20 and 29,145,850.40 is: 43,718,775.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,724,000.80 : 134,586,001.20 = 29,145,850.40 : x
  2. Step 2: Convert to fraction form
    89,724,000.80/134,586,001.20 = 29,145,850.40/x
  3. Step 3: Cross multiply
    89,724,000.80x = 134,586,001.20 × 29,145,850.40
  4. Step 4: Simplify right side
    89,724,000.80x = 3,922,623,456,909,420
  5. Step 5: Solve for x
    x = 3,922,623,456,909,420/89,724,000.80
  6. Step 6: Final answer
    x = 43,718,775.60

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.